BTS_Tests.ttcn: correct error messages about TRXC connection

Change-Id: Ie3dbe925b8840c0c8d8047ee5878fcdaa1395ab3
diff --git a/bts/BTS_Tests.ttcn b/bts/BTS_Tests.ttcn
index e48c05a..ba67889 100644
--- a/bts/BTS_Tests.ttcn
+++ b/bts/BTS_Tests.ttcn
@@ -465,7 +465,9 @@
 	res := TRXC_CodecPort_CtrlFunct.f_IPL4_connect(BTS_TRXC, mp_bts_trxc_ip, mp_bts_trxc_port,
 							"", -1, -1, {udp:={}}, {});
 	if (not ispresent(res.connId)) {
-		Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Could not connect to trx-control interface of trxcon, check your configuration");
+		Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail,
+					"Could not connect to the control (TRXC) interface " &
+					"of FakeTRX, check your configuration");
 	}
 	g_bts_trxc_conn_id := res.connId;
 }
@@ -1436,7 +1438,9 @@
 	res := TRXC_CodecPort_CtrlFunct.f_IPL4_connect(BTS_TRXC, mp_bts_trxc_ip, mp_bts_trxc_port,
 							"", -1, -1, {udp:={}}, {});
 	if (not ispresent(res.connId)) {
-		Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Could not connect to trx-control interface of trxcon, check your configuration");
+		Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail,
+					"Could not connect to the control (TRXC) interface " &
+					"of FakeTRX, check your configuration");
 	}
 	g_bts_trxc_conn_id := res.connId;
 }